diff --git a/src/protocol-detail/new-renew-revoke.cpp b/src/protocol-detail/new-renew-revoke.cpp
index 6cae7ff..9d6f5f8 100644
--- a/src/protocol-detail/new-renew-revoke.cpp
+++ b/src/protocol-detail/new-renew-revoke.cpp
@@ -76,7 +76,7 @@
 
 Block
 NEW_RENEW_REVOKE::encodeDataContent(const std::string& ecdhKey, const std::string& salt,
-                                    const RequestState& request,
+                                    const CaState& request,
                                     const std::list<std::string>& challenges)
 {
   Block response = makeEmptyBlock(tlv::Content);